Apical infection
[醫] [牙]根尖感染
?? 詞語組成解析
a. 頂端的\\n[醫] 尖的, 尖端的
infection
[in'fek??n]
n. <醫>傳染，感染;傳染病，染毒物;影響;
??? 情景例句
But I flunked all these classes.
但是所有的這些課都不及極。
The bus is bigger than other cars, but too crowded.
巴士雖然比小汽車大，但是太擁擠了。
Come upstairs and see it.
到樓上來看看吧。